Home / 30,038.94-41,453.95-16,427.05

Finding the Fourth Proportional to 30,038.94, 41,453.95 and 16,427.05

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Solution

The fourth proportional to 30,038.94, 41,453.95 and 16,427.05 is: 22,669.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,038.94 : 41,453.95 = 16,427.05 : x
  2. Step 2: Convert to fraction form
    30,038.94/41,453.95 = 16,427.05/x
  3. Step 3: Cross multiply
    30,038.94x = 41,453.95 × 16,427.05
  4. Step 4: Simplify right side
    30,038.94x = 680,966,109.35
  5. Step 5: Solve for x
    x = 680,966,109.35/30,038.94
  6. Step 6: Final answer
    x = 22,669.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.